gimp/libgimpconfig/gimpconfig-utils.c

135 lines
3.8 KiB
C

/* The GIMP -- an image manipulation program
* Copyright (C) 1995-1997 Spencer Kimball and Peter Mattis
*
* Utitility functions for GimpConfig.
* Copyright (C) 2001 Sven Neumann <sven@gimp.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include <string.h>
#include <glib-object.h>
#include "libgimpbase/gimpenv.h"
#include "gimpconfig-utils.h"
GList *
gimp_config_diff (GObject *a,
GObject *b,
GParamFlags flags)
{
GParamSpec **param_specs;
guint n_param_specs;
gint i;
GList *list = NULL;
g_return_val_if_fail (G_IS_OBJECT (a), FALSE);
g_return_val_if_fail (G_IS_OBJECT (b), FALSE);
g_return_val_if_fail (G_TYPE_FROM_INSTANCE (a) == G_TYPE_FROM_INSTANCE (b),
FALSE);
param_specs = g_object_class_list_properties (G_OBJECT_GET_CLASS (a),
&n_param_specs);
for (i = 0; i < n_param_specs; i++)
{
if (! flags || ((param_specs[i]->flags & flags) == flags))
{
GValue a_value = { 0, };
GValue b_value = { 0, };
g_value_init (&a_value, param_specs[i]->value_type);
g_value_init (&b_value, param_specs[i]->value_type);
g_object_get_property (a, param_specs[i]->name, &a_value);
g_object_get_property (b, param_specs[i]->name, &b_value);
if (g_param_values_cmp (param_specs[i], &a_value, &b_value))
list = g_list_prepend (list, param_specs[i]);
g_value_unset (&a_value);
g_value_unset (&b_value);
}
}
g_free (param_specs);
return g_list_reverse (list);
}
void
gimp_config_copy_properties (GObject *src,
GObject *dest)
{
GObjectClass *klass;
GParamSpec **property_specs;
guint n_property_specs;
guint i;
g_return_if_fail (G_IS_OBJECT (src));
g_return_if_fail (G_IS_OBJECT (dest));
g_return_if_fail (G_TYPE_FROM_INSTANCE (src) == G_TYPE_FROM_INSTANCE (dest));
klass = G_OBJECT_GET_CLASS (src);
property_specs = g_object_class_list_properties (klass, &n_property_specs);
if (!property_specs)
return;
for (i = 0; i < n_property_specs; i++)
{
GParamSpec *prop_spec;
GValue value = { 0, };
prop_spec = property_specs[i];
if (! (prop_spec->flags & G_PARAM_READWRITE))
continue;
g_value_init (&value, prop_spec->value_type);
g_object_get_property (src, prop_spec->name, &value);
g_object_set_property (dest, prop_spec->name, &value);
g_value_unset (&value);
}
g_free (property_specs);
}
gchar *
gimp_config_build_data_path (const gchar *name)
{
return g_strconcat (gimp_directory (), G_DIR_SEPARATOR_S, name,
G_SEARCHPATH_SEPARATOR_S,
gimp_data_directory (), G_DIR_SEPARATOR_S, name,
NULL);
}
gchar *
gimp_config_build_plug_in_path (const gchar *name)
{
return g_strconcat (gimp_directory (), G_DIR_SEPARATOR_S, name,
G_SEARCHPATH_SEPARATOR_S,
gimp_plug_in_directory (), G_DIR_SEPARATOR_S, name,
NULL);
}